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You searched for: (collection:us_patents OR mediatype:us_patents) AND -mediatype:collection AND firstCreator:P
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[texts]US Patent 2601788: Hand tool drive - P & L Products Inc

Downloads: 115
[texts]US Patent 2600800: Cylinder sleeve roller - Pace Tool Mfg Co Inc

Downloads: 128
[texts]US Patent 2601292: Fish skinning machine - Pacific Lab Inc

Downloads: 167
[texts]US Patent 2599148: Apparatus for cutting fibers - Pacific Mills

Downloads: 102
[texts]US Patent 2601181: Device for driving a film in a multifilm cinematographic projector - Paillard Sa

Downloads: 133
[texts]US Patent 2600671: Hydrofluoric acid refining of hydrocarbon oils - Pan American Refining Corp

Downloads: 141
[texts]US Patent 2602127: Snap switch - Paragon Electric Company

Downloads: 104
[texts]US Patent 2602126: Switch and actuator therefor - Paragon Electric Company

Downloads: 165
[texts]US Patent 2600539: Method for producing salts of d-tubocurarine - Parke Davis & Co

Downloads: 158
[texts]US Patent 2602198: Dome mounting - Parker Sweeper Company

Downloads: 114
[texts]US Patent 2602146: Microwave generator - Patelhold Patentverwertung

Downloads: 135
[texts]US Patent 2600497: Line blind construction - Paul A Dewhirst

Downloads: 124
[texts]US Patent 2600921: Apparatus for extruding collapsible tubes - Peerless Tube Company

Downloads: 144
[texts]US Patent 2600692: Safety primary control for burners - Penn Controls

Downloads: 107
[texts]US Patent 2600964: Apparatus for reduction of frangible material - Pennsylvania Crusher Company

Downloads: 127
[texts]US Patent 2602233: Measuring line - Permark Company Inc

Downloads: 111
[texts]US Patent 2599312: Phonograph stylus - Permo Inc

Downloads: 192
[texts]US Patent 2600719: Seawater desalting composition - Permutit Co

Downloads: 383
[texts]US Patent 2600915: Spring mounting means for saddle seats - Persons Majestic Mfg Co

Downloads: 148
[texts]US Patent 2601943: Hot beverage maker and dispenser - Peter Altiere;

Downloads: 98
[texts]US Patent 2601030: Centrifugal blower - Petersen Oven Company

Downloads: 269
[texts]US Patent 2601154: Memory device - Peterson & Krueger Inc

Downloads: 172
[texts]US Patent 2602068: Process for breaking petroleum emulsions - Petrolite Corp

Downloads: 216
[texts]US Patent 2602057: Process for breaking petroleum emulsions - Petrolite Corp

Downloads: 138
[texts]US Patent 2602062: Process for breaking petroleum emulsions - Petrolite Corp

Downloads: 111
[texts]US Patent 2602059: Process for breaking petroleum emulsions - Petrolite Corp

Downloads: 86
[texts]US Patent 2602067: Process for breaking petroleum emulsions - Petrolite Corp

Downloads: 167
[texts]US Patent 2599385: Solid stick corrosion inhibitors and a process for preventing corrosion of oil and gas well equipment - Petrolite Corp

Downloads: 415
[texts]US Patent 2599583: Method and apparatus for testing suspensions - Petrolite Corp

Downloads: 101
[texts]US Patent 2602064: Process for breaking petroleum emulsions - Petrolite Corp

Downloads: 109
[texts]US Patent 2602087: Oxyalkylation of the esters of certain amino alcohols - Petrolite Corp

Downloads: 158
[texts]US Patent 2602054: Process for breaking petroleum emulsions - Petrolite Corp

Downloads: 127
[texts]US Patent 2602069: Process for breaking petroleum emulsions - Petrolite Corp

Downloads: 140
[texts]US Patent 2602053: Process for breaking petroleum emulsions - Petrolite Corp

Downloads: 122
[texts]US Patent 2602058: Process for breaking petroleum emulsions - Petrolite Corp

Downloads: 214
[texts]US Patent 2602051: Process for breaking petroleum emulsions - Petrolite Corp

Downloads: 241
[texts]US Patent 2602063: Process for breaking petroleum emulsions - Petrolite Corp

Downloads: 121
[texts]US Patent 2602077: Certain polyol ethers - Petrolite Corp

Downloads: 167
[texts]US Patent 2602079: Oxyalkylated derivatives of resinous polymers of vinyl esters - Petrolite Corp

Downloads: 120
[texts]US Patent 2599384: Solid stick corrosion inhibitors and a process for preventing corrosion of oil and gas well equipment - Petrolite Corp

Downloads: 305
[texts]US Patent 2602066: Process for breaking petroleum emulsions - Petrolite Corp

Downloads: 157
[texts]US Patent 2602061: Process for breaking petroleum emulsions - Petrolite Corp

Downloads: 131
[texts]US Patent 2602060: Process for breaking petroleum emulsions - Petrolite Corp

Downloads: 156
[texts]US Patent 2599538: Process of demulsifying - Petrolite Corp

Downloads: 137
[texts]US Patent 2602056: Process for breaking petroleum emulsions - Petrolite Corp

Downloads: 132
[texts]US Patent 2602065: Process for breaking petroleum emulsions - Petrolite Corp

Downloads: 130
[texts]US Patent 2602052: Processes for breaking petroleum emulsions - Petrolite Corp

Downloads: 202 5.00 out of 5 stars5.00 out of 5 stars5.00 out of 5 stars5.00 out of 5 stars5.00 out of 5 stars(1 review)
[texts]US Patent 2602055: Process for breaking petroleum emulsions - Petrolite Corp

Downloads: 120
[texts]US Patent 2601548: Variable speed rotary hydraulic coupling - Pfaulder Co

Downloads: 160
[texts]US Patent 2600240: Construction of incubators for infants - Philadelphia Children Hospital

Downloads: 222
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